risk management

unsystematic risk

Company or industry-specific risk that can be reduced through diversification, such as management failure, product recalls, or sector downturns.

Example

“Holding 30 stocks across sectors reduces unsystematic risk — one company's bankruptcy won't destroy the portfolio.”

Memory Tip

UNSYSTEMATIC risk = company-specific risk you CAN diversify away. Own many assets, reduce this.

Why It Matters

Understanding unsystematic risk helps you make smarter investment decisions by recognizing that diversification can protect your portfolio from company-specific problems. By spreading your money across different stocks, industries, and asset types, you can reduce the impact of any single company or sector failing, which preserves your overall wealth and financial security.

Common Misconception

Many people believe that all investment risk can be eliminated through diversification, but this is incorrect because systematic risk (market-wide risks like economic recessions or interest rate changes) cannot be diversified away. Only unsystematic risk, which is specific to individual companies or industries, can be reduced through proper portfolio diversification.

In Practice

If you invest 50,000 dollars entirely in one technology company and that company experiences a major product recall costing them 2 billion dollars, your stock could drop significantly and you might lose 15,000 dollars or more. However, if you spread that same 50,000 dollars across ten different companies in various industries, a similar problem at one company would reduce its impact on your total portfolio to perhaps 1,500 dollars in losses while your other holdings remain unaffected.

Etymology

UN- (not) SYSTEMATIC (market-wide). Risk that is NOT inherent to the whole system — specific to individual investments.

Common Misspellings

unsystematic-riskunsystematc riskun-systematic risk

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